upper case

音标发音

Usually this is upper case, lower case, special character and a number.
通常是大写字母、小写字母、特殊字符和数字。
In any cases capitals are bigger… But the appearance of a word in upper case between lower caps is usually ugly.
任何情况下大写字母还是更大一些...但是大写字母和小写字母之间的对比通常都很难看。
For example one common convention for naming service uses upper case letters to separate/distinguish words in the name of the service.
例如，命名服务的一个常见约定是使用大写字母来分离/区分服务名中的单词。

That's pretty good 'cause now, I can pretty much cover my American keyboard pretty effectively both upper case, lower case, and a whole bunch of punctuation. For other languages as in aside, there are other encoding schemes when there are more characters.
那是相当不错的，它可以包含整个美式键盘中的字符,包括大小写字母和一连串标点,对于其他语言，当涉及更多字符时就会有其他的编码体系。
哈佛公开课 - 计算机科学课程节选
7 So, okay. So lower case A would be 97 65 and upper case A would be 65.
好吧，小写字母a是7,而大写字母A是。
哈佛公开课 - 计算机科学课程节选
Or if I can put the case for them slightly anachronistically, these are two sons of the upper bourgeois who feel degraded by the mendacity and hypocrisy of the world they see around them.
或如果我将他们,稍微错置于其它时间，他们是上层中产阶级的两名儿子,他们觉得,因为虚伪和伪善而降尊了,因那充斥着他们周围所见的世界。
耶鲁公开课 - 政治哲学导论课程节选

And this space is likely to be filled this year primarily by Intel, which is having what amounts to a coming out party for its recently designated Ultrabooks (upper case on purpose, as the company trademarked the term).
FORBES: Ultrabooks Step Into The Limelight